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authork0kubun <k0kubun@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2018-08-02 13:03:34 +0000
committerk0kubun <k0kubun@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2018-08-02 13:03:34 +0000
commit57369c1c70e4f48fefc1d11a14f30f22c4e0e877 (patch)
tree459bf0c1143b1969c1d791333f091f7de3ab9158 /mjit.c
parent6a9b63e39075c53870933fbac5c1065f7d22047c (diff)
mjit.c: suppress warnings by -Wunused-value
on MinGW with __atomic_exchange_n(). It returns the previous pointer value but obviously it's not needed in MJIT's usage. mjit.c: In function 'compact_all_jit_code': ruby_atomic.h:11:36: warning: value computed is not used [-Wunused-value] # define ATOMIC_EXCHANGE(var, val) __atomic_exchange_n(&(var), (val), __ATOMIC_SEQ_CST) ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@64160 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'mjit.c')
-rw-r--r--mjit.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/mjit.c b/mjit.c
index 58fe0cb1d1..efe281fb22 100644
--- a/mjit.c
+++ b/mjit.c
@@ -140,7 +140,7 @@ typedef intptr_t pid_t;
#endif
/* Atomically set function pointer if possible. */
-#define MJIT_ATOMIC_SET(var, val) ATOMIC_PTR_EXCHANGE(var, val)
+#define MJIT_ATOMIC_SET(var, val) (void)ATOMIC_PTR_EXCHANGE(var, val)
/* A copy of MJIT portion of MRI options since MJIT initialization. We
need them as MJIT threads still can work when the most MRI data were